23.1

The Structure of Carbohydrates is made of carbon, hydrogen, and oxygen in a 1:2:1 ratio.
Uses of Carbohydrates
The uses carbohydrates like fuel


The Structure of Lipids are long non-polar tail and a polar cabonxylic acid functional group at the head.

Uses of Lipids

• 1. They serve as structural components of biological membranes.
• 2. They provide energy reserves, predominantly in the form of triacylglycerols.
• 3. Both lipids and lipid derivatives serve as vitamins and hormones.
• 4. Lipophilic bile acids aid in lipid solubilization.

Examples of lipids:
- Phospholipids
- Triglycerides
- Compound saponifiable lipids
- Nonsaponifiable lipids